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Santa Clara staff say new Hitchbourne–Great America signal will ease congestion tied to Irvine housing project
Summary
City transportation staff presented simulations showing a new signal at Hitchbourne Drive and Great America Parkway would reduce peak‑hour delay identified for the Irvine Company project and improve nearby intersections from LOS F to D; council pressed for more data on trip generation, event‑day operations and cumulative impacts including nearby hospital projects.
City transportation staff told the Santa Clara City Council on Dec. 16 that a new traffic signal at Hitchbourne Drive and Great America Parkway — proposed as mitigation for the Irvine Company project at 2518 Mission College Boulevard — would provide an alternate access route into the Freedom Circle area and reduce projected congestion at nearby intersections.
Steve Chan, the city’s transportation manager, said the project’s transportation analysis determined a signal is needed to address the Irvine project’s impacts and that simulations show the signal would improve corridor operations from a Level of Service F to D during PM peak hours. “With the new signal in place, it would provide another pathway … and the level of service on both the Mission College Boulevard at Great America Parkway and Freedom Circle West will improve to a level of service D,” Chan said during the study session.
Why it matters: Council approved the Irvine Company project in March 2025 and included the…
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